#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include "librarymanagment.h"
#include "collectmoney.h"
#include "statement.h"
#include "bookdata.h"

#include <QList>

QT_BEGIN_NAMESPACE
namespace Ui { class MainWindow; }
QT_END_NAMESPACE

class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
    MainWindow(QWidget *parent = nullptr);
    ~MainWindow();

private slots:

    void on_pushButton_clicked();

    void on_pushButton_2_clicked();

private:
    Ui::MainWindow *ui;
    libraryManagment a;
    collectMoney c;
    statement s;

    QList<QString> book_lines;
};
#endif // MAINWINDOW_H
